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melomori [17]
3 years ago
12

Which statement is correct concerning the process of ecological succession? Shrubs will replace pines during succession. Primary

succession starts after a forest fire. After a disturbance, the community goes through a somewhat predictable set of changes until reaching a final state. Planting pines in an abandoned farm field mimics the natural progression of species during succession.
Biology
1 answer:
Mariana [72]3 years ago
3 0

Answer:

Option (2).

Explanation:

Ecological succession is the change in the ecological community of the species with respect to time. Two  types of the succession are  secondary succession and primary succession.

The ecological succession includes various transitional stages before reaching to the climax community. The simple species acquires first and then the climax species is reached at the end of the succession. Different changes are involved in the formation of climax community.

Thus, the correct answer is option (2).

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What is the probability of producing a child that will phenotypically resemble either one of the two parents in the following fo
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The best way to know the probabilities here is to do each cross and see the results.

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You have 50% chances of Aa Bb Cc Dd which is phenotypically the same as one of the parents, and 50% chances of aa bb cc dd which are phenotypically the same as one of the parents.

b. aa bb cc dd x AA BB CC DD

aA bB cC dD

aA bB cC dD

aA bB cC dD

aA bB cC dD

You have 100% chances of having aA bB cC dD offspring, and it will be phenotypically the same as the AA BB CC DD because of the dominant allele.

c. Aa Bb cc Ddx Aa Bb cc Dd

AA BB cc DD

Aa Bb cc Dd

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aa  bb cc dd

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d. aa bb cc dd x aa bb cc dd

aa  bb cc dd

aa  bb cc dd

aa  bb cc dd

aa  bb cc dd

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